The radiator is leaking, how long does it take to replace it?

Here is the labor time to change the radiator and how the job is done so you can see what needs to be done.

Radiator R&R 2.8 hrs @ shop rate.

Here is a generic guide to help walk you through the steps with intrusions for your car in the images below.

https://www.2carpros.com/articles/how-to-replace-a-car-radiator

Check out the images (below). Let us know if you need anything else.